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Gray Code Decoder in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 319th edsrzf 🇳🇿 0 92 18ms 3 days ago 322nd Yax42 🇫🇷 0 93 392ms 4 days ago 323rd Shanethegamer 🇺🇸 0 94 383ms 13 Dec 2024 323rd edsrzf 🇳🇿 0 94 459ms 20 May 2025 323rd MeWhenI 🇻🇦 0 94 396ms 3 days ago 323rd edsrzf 🇳🇿 0 94 6ms 3 days ago 323rd albanian-laundromat 0 94 6ms 3 days ago 323rd madex 🇩🇪 0 94 99ms 16 hours ago 329th albanian-laundromat 0 95 114ms 6 Jan 2026 330th Shanethegamer 🇺🇸 0 96 427ms 3 Jun 2025 330th CaedenHarper 🇨🇦 0 96 416ms 4 days ago 330th edsrzf 🇳🇿 0 96 32ms 4 days ago 330th kumavale 0 96 160ms 3 days ago 334th albanian-laundromat 0 97 44ms 6 Dec 2025 334th tomh1012 0 97 396ms 4 days ago 336th error256 0 98 155ms 16 Jan 2026 336th albanian-laundromat 0 98 135ms 23 Feb 2026 336th edsrzf 🇳🇿 0 98 157ms 3 days ago 339th Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 339th madex 🇩🇪 0 99 19ms 16 hours ago 341st edsrzf 🇳🇿 0 100 145ms 9 May 2025 341st emgordon154 0 100 7ms 9 May 2025 341st JOrE20 0 100 42ms 15 Dec 2025 341st madex 🇩🇪 0 100 113ms 16 hours ago 341st h3ra993huskp 🇯🇵 0 100 392ms 7 hours ago 346th rucin93 🇵🇱 0 101 373ms 24 days ago 346th madex 🇩🇪 0 101 141ms 17 hours ago 348th fantaize 0 102 150ms 18 days ago 348th emgordon154 0 102 4ms 4 days ago 348th madex 🇩🇪 0 102 156ms 2 days ago 351st Jacob385 0 103 386ms 17 hours ago 352nd CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 352nd kasarino 0 104 4ms 3 days ago 354th kg583 🇺🇸 0 106 38ms 9 May 2025 355th Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 355th AlephSquirrel 0 107 20ms 14 May 2025 357th CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 357th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 357th albanian-laundromat 0 108 31ms 5 Jan 2026 357th albanian-laundromat 0 108 83ms 19 days ago 361st kg583 🇺🇸 0 109 43ms 26 days ago 361st GolfingSuccess 🇬🇷 0 109 46ms 25 days ago 361st edsrzf 🇳🇿 0 109 43ms 4 days ago 361st edsrzf 🇳🇿 0 109 35ms 3 days ago 365th retrohun 0 111 41ms 4 days ago 366th GolfingSuccess 🇬🇷 0 112 44ms 24 Jan 2026 367th Shanethegamer 🇺🇸 0 114 1,281ms 9 May 2025 367th error256 0 114 513ms 29 Jan 2026 367th edsrzf 🇳🇿 0 114 489ms 3 days ago 370th emgordon154 0 115 80ms 2 days ago 371st GolfingSuccess 🇬🇷 0 117 283ms 12 Jan 2026 371st albanian-laundromat 0 117 43ms 18 days ago 373rd MeWhenI 🇻🇦 0 118 281ms 35 hours ago 374th madex 🇩🇪 0 119 1,373ms 16 hours ago 375th CaedenHarper 🇨🇦 0 120 274ms 4 days ago 375th emgordon154 0 120 65ms 4 days ago 377th Shanethegamer 🇺🇸 0 121 148ms 13 Dec 2024 377th elgan65536 🇺🇸 0 121 202ms 9 Feb 2026 377th madex 🇩🇪 0 121 8ms 16 hours ago 380th albanian-laundromat 0 122 264ms 5 Jan 2026 381st stefangimmillaro 0 124 298ms 10 May 2025 381st Shanethegamer 🇺🇸 0 124 147ms 3 Jun 2025 381st madex 🇩🇪 0 124 272ms 16 hours ago 384th AstroOrbis 0 126 23ms 12 Aug 2025 384th btjones0 0 126 168ms 4 days ago 386th madex 🇩🇪 0 129 366ms 2 days ago 387th JDiLenarda 🇫🇷 0 131 1,330ms 3 days ago 388th HumanoidCPU 0 133 165ms 4 days ago 389th edsrzf 🇳🇿 0 136 4,806ms 19 May 2025 390th GolfingSuccess 🇬🇷 0 137 93ms 3 days ago 391st Shanethegamer 🇺🇸 0 139 309ms 13 Dec 2024 391st UnderKoen 🇳🇱 0 139 1,178ms 3 days ago 393rd canissimia 🇦🇶 0 145 14ms 42 hours ago 394th Shanethegamer 🇺🇸 0 146 31ms 9 May 2025 395th madex 🇩🇪 0 170 36ms 16 hours ago 396th emgordon154 0 185 1,780ms 3 days ago 397th albanian-laundromat 0 192 201ms 40 hours ago 398th albanian-laundromat 0 207 1,465ms 6 Jan 2026 399th emgordon154 0 231 1,484ms 23 hours ago 400th albanian-laundromat 0 265 68ms 8 Dec 2025 First Prev 321–400 of 401 Next Last